The Oxford Shirt Indigo meets the requirements of AA which is CE certified, complemented by CE Level 2 shoulder and elbow protectors.
These protectors are made of soft, flexible polymer that conforms to the wearer's individual body shape, hardening on impact and possessing high impact absorption properties.
CE AA certification (EN 17092-3:2020)
CE Level 2 shoulder and elbow protectors (EN 1621-1:2012)